diff --git a/.github/workflows/azure-static-web-apps.yml b/.github/workflows/azure-static-web-apps.yml
new file mode 100644
index 0000000000..c1c1c80b24
--- /dev/null
+++ b/.github/workflows/azure-static-web-apps.yml
@@ -0,0 +1,57 @@
+name: Deploy to Azure Static Web Apps
+
+# Hosts the site on Azure Static Web Apps with the REPO ROOT as the web root,
+# so /site/* serves the app and /phases/* serves lesson content (docs/en.md,
+# quiz.json) that lesson.html loads at runtime via relative paths — no GitHub
+# fetch needed. Requires the repo secret AZURE_STATIC_WEB_APPS_API_TOKEN
+# (the deployment token from the Azure Static Web App resource).
+
+on:
+  push:
+    branches: [main]
+  pull_request:
+    types: [opened, synchronize, reopened, closed]
+    branches: [main]
+
+permissions:
+  contents: read
+  pull-requests: write
+
+jobs:
+  build_and_deploy:
+    if: github.event_name == 'push' || (github.event_name == 'pull_request' && github.event.action != 'closed')
+    runs-on: ubuntu-latest
+    name: Build and Deploy
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          submodules: false
+
+      - uses: actions/setup-node@v4
+        with:
+          node-version: 20
+
+      - name: Generate site/data.js
+        run: node site/build.js
+
+      - name: Deploy
+        uses: Azure/static-web-apps-deploy@v1
+        with:
+          azure_static_web_apps_api_token: ${{ secrets.AZURE_STATIC_WEB_APPS_API_TOKEN }}
+          repo_token: ${{ secrets.GITHUB_TOKEN }}
+          action: upload
+          # Repo root is the web root so /phases/* is served alongside /site/*.
+          app_location: "/"
+          output_location: ""
+          skip_app_build: true
+
+  close_pull_request:
+    if: github.event_name == 'pull_request' && github.event.action == 'closed'
+    runs-on: ubuntu-latest
+    name: Close PR preview
+    steps:
+      - name: Close
+        uses: Azure/static-web-apps-deploy@v1
+        with:
+          azure_static_web_apps_api_token: ${{ secrets.AZURE_STATIC_WEB_APPS_API_TOKEN }}
+          action: close
diff --git a/site/header.js b/site/header.js
index 82a7edd2c0..e088920091 100644
--- a/site/header.js
+++ b/site/header.js
@@ -44,27 +44,12 @@
   }
 
   function load() {
+    // No runtime network calls: only paint a previously cached value.
+    // The live GitHub fetch was removed to keep pages fully self-contained.
     var cached = readCache();
     if (cached != null) {
       paint(cached);
-      return;
     }
-    fetch('https://api.github.com/repos/' + REPO, {
-      headers: { Accept: 'application/vnd.github+json' },
-    })
-      .then(function (r) {
-        if (!r.ok) throw new Error('gh ' + r.status);
-        return r.json();
-      })
-      .then(function (data) {
-        var n = data.stargazers_count;
-        if (typeof n !== 'number') return;
-        writeCache(n);
-        paint(n);
-      })
-      .catch(function () {
-        // Leave the placeholder; the link still works.
-      });
   }
 
   if (document.readyState === 'loading') {
diff --git a/site/lesson.html b/site/lesson.html
index b9595a47d8..29b0492192 100644
--- a/site/lesson.html
+++ b/site/lesson.html
@@ -1838,8 +1838,12 @@
       }
 
       function fetchLesson(path) {
-        var rawUrl = 'https://raw.githubusercontent.com/rohitg00/ai-engineering-from-scratch/main/' + path + '/docs/en.md';
-        var quizUrl = 'https://raw.githubusercontent.com/rohitg00/ai-engineering-from-scratch/main/' + path + '/quiz.json';
+        // Load lesson content from the repo's local files (served relative to
+        // /site), not from GitHub. Requires serving the repo root over a local
+        // dev server (e.g. `python3 -m http.server` in the repo root) so the
+        // page is reached at /site/lesson.html and ../<path> resolves on disk.
+        var rawUrl = '../' + path + '/docs/en.md';
+        var quizUrl = '../' + path + '/quiz.json';
 
         fetch(rawUrl)
           .then(function (res) {
diff --git a/staticwebapp.config.json b/staticwebapp.config.json
new file mode 100644
index 0000000000..77a5349517
--- /dev/null
+++ b/staticwebapp.config.json
@@ -0,0 +1,24 @@
+{
+  "routes": [
+    { "route": "/", "rewrite": "/site/index.html" },
+    { "route": "/glossary", "rewrite": "/site/glossary.html" },
+    { "route": "/catalog", "rewrite": "/site/catalog.html" },
+    { "route": "/path", "rewrite": "/site/prereqs.html" },
+    { "route": "/roadmap", "rewrite": "/site/prereqs.html" },
+    { "route": "/about", "rewrite": "/site/about.html" }
+  ],
+  "navigationFallback": {
+    "rewrite": "/site/index.html",
+    "exclude": ["/site/*", "/phases/*", "/assets/*", "/*.{js,css,png,jpg,jpeg,svg,webp,woff2,woff,ttf,ico,md,json}"]
+  },
+  "globalHeaders": {
+    "X-Content-Type-Options": "nosniff"
+  },
+  "mimeTypes": {
+    ".md": "text/markdown",
+    ".json": "application/json"
+  },
+  "responseOverrides": {
+    "404": { "rewrite": "/site/index.html" }
+  }
+}